Following tasks are cross track integrated:
A. Define Basic Catalog
B. Define Supplier Configuration
C. Manage Procurement Agents


A. Define Basic Catalog is used for defining Inventory as well as Procurement Catalogs, hence its cross track integrated task.

B. Define Supplier Configuration - Supplier details are used across the module of SCM as well in Finance hence cross track integrated task.

C. Manage Procurement Agent - Procurement Agent is not only responsible for creating Purchase Orders but also in Sourcing Events hence this role is also used in Sourcing module, hence this task is cross track integrated.

Option D is only used in Procurement and Option E is only used in Sourcing module.